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Finding the Fourth Proportional to 301,528.78, 452,345.31 and 101,850.62

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Solution

The fourth proportional to 301,528.78, 452,345.31 and 101,850.62 is: 152,793.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,528.78 : 452,345.31 = 101,850.62 : x
  2. Step 2: Convert to fraction form
    301,528.78/452,345.31 = 101,850.62/x
  3. Step 3: Cross multiply
    301,528.78x = 452,345.31 × 101,850.62
  4. Step 4: Simplify right side
    301,528.78x = 46,071,648,015.87
  5. Step 5: Solve for x
    x = 46,071,648,015.87/301,528.78
  6. Step 6: Final answer
    x = 152,793.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.